Consolidated Statements of Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Statement of Comprehensive Income [Abstract]
Net earnings including noncontrolling interests	$ 268	$ 270
Other Comprehensive Income (Loss), before Tax
Foreign currency translation adjustment, before tax	(35)	(154)
Pension and other postretirement benefit liabilities adjustment, before tax	6	21
Deferred gain (loss) on hedging activities, before tax	(97)	11
Unrealized gain (loss) on investments, before tax	(10)	(37)
Other Comprehensive Income (Loss), Tax
Foreign currency translation adjustment, tax effect	1	3
Pension and other postretirement benefit liabilities adjustment, tax effect	(2)	(1)
Deferred gain (loss) on hedging activities, tax effect	33	(4)
Unrealized gain (loss) on investments, tax effect	3	11
Other Comprehensive Income (Loss), Net of Tax
Foreign currency translation adjustment, net of tax	(34)	(151)
Pension and other postretirement benefit liabilities adjustment, net of tax	4	20
Deferred gain (loss) on hedging activities, net of tax	(64)	7
Unrealized gain (loss) on investments, net of tax	(7)	(26)
Other comprehensive income (loss)	(101)	(150)
Comprehensive income (loss) including noncontrolling interests	167	120
Less: Comprehensive income (loss) attributable to noncontrolling interests	1	(8)
Comprehensive income (loss) attributable to controlling interests	$ 166	$ 128